Structure of PDB 2x9g Chain D

Receptor sequence
>2x9gD (length=249) Species: 5702 (Trypanosoma brucei brucei) [Search protein sequence]
EAPAAVVTGAAKRIGRAIAVKLHQTGYRVVIHYHNSAEAAVSLADELNKE
RSNTAVVCQADLTNSNVLPASCEEIINSCFRAFGRCDVLVNNASAFYPTP
LVQKTVETQVAELIGTNAIAPFLLTMSFAQRQSNLSIVNLCDAMVDQPCM
AFSLYNMGKHALVGLTQSAALELAPYGIRVNGVAPGVSLLPVAMGEEEKD
KWRRKVPLGRREASAEQIADAVIFLVSGSAQYITGSIIKVDGGLSLVHA
3D structure
PDB2x9g High-Resolution Structures of Trypanosoma Brucei Pteridine Reductase Ligand Complexes Inform on the Placement of New Molecular Entities in the Active Site of a Potential Drug Target
ChainD
Resolution1.1 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) R14 D161 Y174 K178
Catalytic site (residue number reindexed from 1) R13 D142 Y155 K159
Enzyme Commision number 1.5.1.33: pteridine reductase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 NAP D R14 I15 Y34 H35 N36 S37 L63 N93 A94 S95 T126 L159 K178 P204 G205 V206 S207 R13 I14 Y33 H34 N35 S36 L62 N92 A93 S94 T116 L140 K159 P185 G186 V187 S188
BS02 LYA D S95 F97 P99 F171 Y174 P210 M213 W221 S94 F96 P98 F152 Y155 P191 M194 W202 MOAD: Ki~30nM
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0016491 oxidoreductase activity
GO:0047040 pteridine reductase activity

View graph for
Molecular Function
External links
PDB RCSB:2x9g, PDBe:2x9g, PDBj:2x9g
PDBsum2x9g
PubMed21123874
UniProtO76290

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